Combined rule



UNITED STATES PATENT OFFICE.

CHARLES ADKINS, OF TERRE HAUTE, INDIANA.

COMBINED RULE, LEVEL,VAND PLUMB.

SPECIFICATION forming part of Letters Patent No 384,951, dated June 26,1888.

Application filed February Q1, 1888. Serial No. 264.743. (No model.)

To aZZ whom it may concern:

Be it knownthat I, CHARLES ADKINs, a citizen of the United States,residing at Terre Haute, in the county of Vigo and State of Indiana,have invented a new and useful Improvement in a Combined Rule, Level,and Plumb, of which the following is aspecilication.

The invention is a combined rule, level, and plumb espeeiallyadapted forthe use of masons; and it consists in the construction and novelcombination of parts hereinafter described,and pointed out in theappended claim.

In the drawings, Figure l is a perspective view of a tool embodying myinvention. Fig. 2 is aplan view from the graduated side thereof, or theside having the scalesattached. Fig. 3 is a central longitudinalsection. l

Referring to the drawings by letter, A designates the body of thetool,rounded at its upper end, and provided with the circular opening B,concentric with said end, and the elongated opening C near its lowerend.

The body A is somewhat over a foot` long, and has its side edgesparallel and rectilinear.

D D are rectilinear plumb-marks extending from the opening B to theopening G,centrally, on the sides of the body. l

E represents a level inserted in one edge of the body and held in placeby the socketplates e e', the former of which is set in the edge of thebody flush therewith, while the socket-plate e is set in the side of thebody.

F is a level set transversely in the circular opening B, an opening, f,being made from' the other. The central line on each side is verticalwhen the transverse level has its bubble central.

H is the plumbbob attached to the lower end of the plumb-line h, theupper end of which is secured to the upper end ofthe body in the centerof said end, so that the line can prising the body A, having (iat sideedges and the openings B and C, respectively, nearits opposite ends, andprovided with the central plumb-marks, D, extending between saidopen`ings on each side, the longitudinal level E, inserted in one edge of`its body and held in place by the socketplates e e', the former beingset liush in the edge of the body, while the latter is set flush in theside of the body, the transpverse level F, passing through the circularopening B and retained in place in its socket by the metal plates f',set flush in the corresponding side edges ot the body, the scales G G',set flush in the side of the body opposite that carrying thesocket-plate e', the said scales being of metal, a footlong, eachgraduated in opposite directions to inches and sixteenths of an inch,andsituated adjoining opposite edges of the side of the body, the line h,having one end secured centrally to the end of the body adjacent to theopening B,and the plumb-bob on the end of said line, substantially asspecitied. i

In testimony that I claim the foregoing as my own I have hereto atlixedmy signaturein presence of two witnesses.

CHARLES ADKINS.

Witnesses:

JosErH O. BRENNEN, WILLIAM EGGLEsToN.

